paulson [Mon, 02 Jun 1997 12:15:13 +0200] rev 3385
New statement and proof of free_tv_subst_var in order to cope with new
rewrite rules Un_insert_left, Un_insert_right
paulson [Mon, 02 Jun 1997 12:14:15 +0200] rev 3384
Now Un_insert_left, Un_insert_right are default rewrite rules
paulson [Mon, 02 Jun 1997 12:13:42 +0200] rev 3383
Corrected statement of filter_append; added filter_size
paulson [Mon, 02 Jun 1997 12:12:57 +0200] rev 3382
Simplified proof
paulson [Mon, 02 Jun 1997 12:12:27 +0200] rev 3381
New theorems le_add_diff_inverse, le_add_diff_inverse2
mueller [Fri, 30 May 1997 16:37:20 +0200] rev 3380
trivial changes to incorporate CTL.thy and Example.ML in html file;
paulson [Fri, 30 May 1997 15:55:27 +0200] rev 3379
Simplified the calling sequence of CONTEXT_REWRITE_RULE
Eliminated get_rhs, which was calling dest_Trueprop too many times
paulson [Fri, 30 May 1997 15:30:52 +0200] rev 3378
Moved "less_eq" to NatDef from Arith
paulson [Fri, 30 May 1997 15:24:27 +0200] rev 3377
New results including the basis for unique factorization
paulson [Fri, 30 May 1997 15:23:49 +0200] rev 3376
Now "primes" is a set